Rewiring for AE PWD Roads Office under Ranaghat Electrical Section EI

Amount

Sub-Head 1--Distribution Wiring Distribution wiring in 3 x 1.5 sq. mm single core stranded 'FR' PVC insulated & unsheathed copper wire (Make - Finolex / RR Kabel / Havells ) in 20 mm size MMS PVC rigid conduit 'FR' (Precision make) to light/fan/call bell points with Piano Key type switch (Anchor) fixed on MS CRC sheet metal (16 SWG) switch board cum JB on wall complete with 3 nos. suitable size “Ph, N & E” copper bar incl. bakelite/perspex (wall matching colour) top cover 3 mm thick and incl. 175 mm x 100 mm x 65 mm inspection box, making earthing attachment, painting the MS box and mending good the damages to original finish. Average run - 8 Mtr. [ 2 (b) / E-14 ]

Distribution wiring in 1.1 KV grade 3 x 1.5 sq. mm single core stranded 'FR' PVC insulated & unsheathed copper wire (Make - Finolex / Polycab / RR Kabel / Havells) in in 19 mm bore, 3 mm thick polythene pipe to 6 A, flush type Plug Socket & Piano Key type switch (Anchor) fixed on MS CRC sheet metal (16 SWG) switch board cum JB on wall incl. bakelite/perspex (wall matching color) top cover 3 mm thick and incl. painting the MS box and mending good the damages to original finish. On Board - [ 4 (a) / E- 15 ]

SUB-HEAD 2-- PLUGS & SOCKETS S & F 240 V 2 no. 6 A plug socket & 2 no. 20 A Plug Socket with separate 2 no. 6 A & 2 no. 20 A Piano key type switch , flush type indicator (Anchor make) &16 A kit-kat flush type fuse ( brand approved by EIC) on sheet metal switch board embedded in wall incl S & F 240 x 200 x 65 mm MS CRC (16 SWG) switch board with bakelite top cover of 3 mm thick by brass screws after making housing for switch by cutting bakelite cover and making necy. connections as reqd. as to GS. ( For Use Server point ) ( 27/ E-7]

S & F 240 V 4 nos. 6 A plug socket with separate 4 nos. 6A piano key type switch & flush type indicator (Anchor make) &16 A Switch type sp MCB ( brand approved by EIC) on sheet metal switch board embedded in wall incl S & F 240 x 200 x 65 mm on MS CRC (16 SWG) switch board with bakelite top cover of 3 mm thick by Brass screws after making housing for switch by cutting bakelite cover and making necy. connections as reqd. as to GS. (24/ E-7) ( For Computer Board)

S&F 240 V 1 no. 20 A Plug Socket with separate 1 no. 20 A Piano key type switch & (Anchor make) on sheet metal switch board embedded in wall incl S & F 175 mm x 100 mm x 65 mm MS CRC (16 SWG) switch board with bakelite top cover of 3 mm thick by Brass screws after making housing for switch by cutting bakelite cover and making necy. connections as reqd. as to GS. (22/E6)

S&F 240 V 1 no. 6 A plug socket with separate 1 no. 6 A piano type switch & indicator fixed on sheet metal switch board embedded in wall incl S & F 150 x100 x 65 mm MS CRC (16 SWG) switch board with bakelite top cover of 3 mm thick by Brass screws after making housing for switch by cutting bakelite cover and making necy. connections as reqd. as to GS. (E6/21)

Supply & Fixing 240 V, 20 A Piano Key type Plug Socket (Anchor) on sheet metal switch board incl. S & F 100 mm x 100 mm x 65 mm MS (16 SWG) switch board and bakelite/perspex top cover of 3 mm thick by brass screws after making housing for switch by cutting bakelite/perspex cover and making necessary connections as required. (For AC machine) [11(a)/E-4 ,12(a)/E-4,& 15(b) / 73]. (For AC machine/ Projector )

Supply & Fixing 240 V, 25 A Modular type starter (Make - Legrand / North West) with 25 A Modular switch type SP/ DP MCB (C-Curve) and 4 Module GI Modular type switch board with 4 Module top cover plate flushed in wall incl. S&F switch board and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc. [17/E-19]. (For AC Machine)

SUB-HEAD 3-- Copper Wires , Polythene Pipe etc Supplying and Drawing 1.1 KV Gr. single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire (Make - Finolex / Polycab / RR Kabel / Havells) of the following sizes in the prelaid polythene pipe as per GS.

3 x 1.5 sq. mm (for use of 6 A Plug socket [1(b) / E-9 ]

2 x 2.5 sq. mm + 1 x 1.5 sq. mm (For Power plug, Compound light & Computer Plug) [ 1(s) / E-9 ]

2 x 4 sq. mm + 1 x 2.5 sq. mm ( for AC & heavy power line of instrument.) [1(v) / E-9 ]

4 x16 sq. mm + 2 x 10 sq. mm (From VTPNDB to TPNDB ) [1 (g1) / E- 9 ] ( From main Panel to Meter Box)

Cutting Channel of size ( 40 mm x 40 mm ) /(43 mm x 43 mm) on masonry wall by Electric operated cutting machine incl. supplying & fixing heavy gauge 19/25 mm, 3 mm thick Polythene pipe by means of anchoring chemical (Hilti/Sika) and GI 'U' hooks of 8 SWG incl. supplying and drawing 18 SWG GI wire as Fish wire and mending good damages to original finish by using own tools and tackles as per GS.

19 mm dia 3 mm thick [ 6(a)/ E- 3 ]

25 mm dia 3 mm thick [ 7 (a)/ E- 3 ]

Supplying & Fixing sheet metal inspection box (16 SWG) of the following sizes flushed in wall by housing the same after cutting brick wall incl. making earthing attachment, painting and mending good damages to building works 200 mm x 150 mm x 65 mm [11(d)/E-4]

Supply & Fixing bakelite / Perspex top cover on existing switch board by Brass screws after making housing for switch by cutting bakelite / perspex cover and making necessary connections as required 200 mm x 100 mm x 65 mm [12(a)/E-4]

Finishing of the following PVC insulated wire ends by socketting with pin/ring type copper sockets and insulated tapes etc., including supplying sockets, tapes. Page F-5, Item No. 9.

2 x 2.5 sq. mm + 1 x 1.5 sq. mm

2 x 4 sq. mm + 1 x 2.5 sq. mm

4 x 16 sq. mm + 2 x 10 sq. mm

SUB-HEAD 4--BDB, PDB, VTPN ETC Supplying and fixing 415 V, 32 A per way double door HTPN MCB DB (Make - Siemens/ Legrand/Havells) with IP-43 protection, concealed in wall after cutting the wall & mending good the damages to original finish incl. inter connection with suitable size of copper wire and neutral link & provision for earthing attachment ---- [14 / D- 10 ] 4 Way

Supplying and fixing of following rating 240/415 V 2/4 MCB type pole Isolator ( (Make - Siemens/ Legrand/Havells) on din rail of existing DBs and necessary connection. 6 / D-5. 415 V 63 FP

Supplying and fixing 240 V, 2+10 Way double-door SPN MCB Distribution Board (Make - Legrand / Schneider / ABB Elegance) with IP-43 protection, concealed in wall after cutting the wall & mending good the damages to original finish incl. inter connection with suitable size of copper wire and neutral link & provision for earthing attachment. [13 / D- 10 ]

Supplying and fixing of 240 V, 40 A DP MCB type Isolator (Make - Legrand / ABB / Schneider) on din rail of existing DBs and necessary connection. 6 / D-5.

Supplying and fixing 240 V, 6/10/16/20/25/32 A SP MCB of Breaking capacity 10 kA & C characteristics ( (Make - Siemens/ Legrand/Havells) on din rail of HTPN and SPN DBs and necessary connection. 7 / D-6.

Sub Head 5 :-LT Panel & Earthing Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level by ISI Medium GI pipe as to GS (2 a / G1 ).

S&F earth bus bar of galvanized (Hot Dip) MS flat 25 mm x 6 mm on wall having clearance of 6 mm from wall incl. providing drilled holes on the bus bar complete with GI bolts, nuts, washers, spacing insulators etc. as reqd. as to GS ( 4 a / G - 2)

Dismantling the existing electrical accessories like all kinds of old wiring, batten, wooden block, conduit pipe, main switche, net guard, iron clad DB, MCB DB, Bus bar, light fittings, fan, fan clamp, power board, different sizes cable, gland, nail, fastener, damaged panel, incoming & out going cable etc. at working site and deposit the dismantles items at section store with mending good the damages as per direction. (1 No. Unskilled & 1 No. semiskilled labour)

SUB-HEAD 6-- SUPPLY & LAYING OF CABLES Supply of 1.1 kV Gr. 4 Core XLPE Insulated & Sheathed Armoured Aluminium Conductor cable [Make Gloster/Polycab/ Havells] of following sizes ----

35 Sq. mm [NS] [ From Proposed DG Panel to Street Light Cable ]

Supply of 1.1 kV Gr. 2 Core XLPE Insulated & Sheathed Armoured Aluminium Conductor cable [Make Gloster/Polycab/ Havells] of following sizes ----

16 Sq. mm [NS] [ From Proposed HTPN to SPN DB ]

Laying of one No. cable upto 35 sqmm in underground trench 460 mm wide x 760 mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per metre, including filling the space between the brick & cable and also the trench with shifted soil, leveling up and restoring surface duly rammed as per GS. [1(a)/F-2 ]

Laying only Cable upto 50 sqmm through existing RCC/Hume/ GI Pipe/open masonary trench for single, 2, 3, 3½ & 4 core. [3 (b)/F-2 ]

Laying of following sizes 2/4 core Armoured/Aluminum conductor cable on wall/surface including S & F MS clamps with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necy., mending good damages and painting

2 Core 16 Sq. mm /4 Core 35 sqmm [ F 1 / 2 (b)]

Laying of following sizes 2/4 core Armoured/Aluminum conductor cable as below after cutting floor/pavement/wall and making holes incl. embedding the cables at an average depth as below and nending good the damages to original finish incl. removing the rubbish

25 sq. mm at an average depth of 75 mm in floor/pavement/wall etc. [ F 3 / 5 (i)]

Supplying and fixing compression type gland complete with brass gland , brass ring & rubber ring for dust & moisture proof entry of XLPE / PVC armoured cables as below Dowels make gland as per GS 2 Core 16 sq. mm [ 7 C / F 4 ]

4 Core 35 sq. mm [ 7 C / F 4 ]

Road Boring (Micro Tunneling) of different sizes of pipes/as per instruction of EIC with necessary tools & tackles complete including GI pipe pushing

Finishing of the XLPE / PVC insulated armoured cable ends by crimping method incl. supplying & fixing solder less socket ( DOWELS ) make , tapes , anticorrosive paste & jointing materials as per GS. 2 Core 16 sq. mm [ 7 C / F 4 ]

4 Core 35 sq. mm [ 8(b) /F5 ]

Supplying & fixing medium gauge GI pipe (ISI - Medium) protection with necessary fittings and jointing materials as required . 50 mm dia [F 6 / 11 (IV) ]

S& F 415 V ,63 A Change Over switch with sheet steel enclosure on angle iron frame on wall with nut ,bolts etyc ( Make Siemens /ABB / Schneider /L&T ) ( 2a /D1)

S& F 415 V ,63 A TPN SFU with sheet steel enclosure on angle iron frame on wall with nut ,bolts etyc incl .3 Nos Din type HRC fuse as per rating ( Make Siemens /ABB / Schneider /L&T ) ( 4a /D3)

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